/*
 * Copyright (C) 2005 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#define LOG_TAG "misc"

//
// Miscellaneous utility functions.
//
#include <androidfw/misc.h>

#include <sys/stat.h>
#include <errno.h>
#include <cstdio>

using namespace android;

namespace android {

/*
 * Get a file's type.
 */
    FileType getFileType(const char *fileName) {
        struct stat sb;

        if (stat(fileName, &sb) < 0) {
            if (errno == ENOENT || errno == ENOTDIR)
                return kFileTypeNonexistent;
            else {
                fprintf(stderr, "getFileType got errno=%d on '%s'\n",
                        errno, fileName);
                return kFileTypeUnknown;
            }
        } else {
            if (S_ISREG(sb.st_mode))
                return kFileTypeRegular;
            else if (S_ISDIR(sb.st_mode))
                return kFileTypeDirectory;
            else if (S_ISCHR(sb.st_mode))
                return kFileTypeCharDev;
            else if (S_ISBLK(sb.st_mode))
                return kFileTypeBlockDev;
            else if (S_ISFIFO(sb.st_mode))
                return kFileTypeFifo;
#if defined(S_ISLNK)
            else if (S_ISLNK(sb.st_mode))
                return kFileTypeSymlink;
#endif
#if defined(S_ISSOCK)
            else if (S_ISSOCK(sb.st_mode))
                return kFileTypeSocket;
#endif
            else
                return kFileTypeUnknown;
        }
    }

/*
 * Get a file's modification date.
 */
    time_t getFileModDate(const char *fileName) {
        struct stat sb;

        if (stat(fileName, &sb) < 0)
            return (time_t) -1;

        return sb.st_mtime;
    }

}; // namespace android
